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Radio update killed battery
I had the same thing happen to my 2021 Yukon Denali, dead battery this morning. It’s at the dealership now, waiting to hear the fix. Used a jump pack to get it started and got all the error messages also, exact same ones you got....- LMR4
- Post #12
- Forum: Audio & Electronics
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Radio update killed battery
- LMR4
- Post #11
- Forum: Audio & Electronics
